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化學(xué)配方數(shù)據(jù)庫(kù)
配方類型： MISCELLANEOUS
配方說(shuō)明： Quick Collapsing Foam
配方組成： Concentrate/90.0
Propellant 152a/10.0
Aerosol Hissing, Expanding & Collapsing Foam. This foam has a
combination of the properties of both the expanding and collapsing
foams. It discharges a liquid which immediately expands into a
voluminous foam which is stable for only a few minutes and then
collapses. An audible hissing noise is evident after the foam has been
discharged which is due to the rapid coalescence of the gas bubbles in
the foam and subsequent loss of prop

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